I didn't used to know that there was a difference between the penis and the balls. I thought it was all balls.
A childhood belief about rude bits

others believed things like this
- I used to think that girls had "balls" and not boys, and the "balls" were slang for breastsAnon
- i always thought it was Grape Balls of Fire instead of Great Balls of Fire— Courtney
- I also thought that meat balls were made from testicals— Glenn
- I originally thought "balls" was slang for buttocks instead of testicles.Anon
- I thought planes collected clouds to make cotton balls.— Eddie
- i use to believe guys could have a random # of balls but the maximum was 4— bookie